South China Morning Post
https://www.scmp.com/news/hong-kong/transport/article/3270859/hong-kong-experts-say-timing-door-coming-loose-cathay-flight-was-lucky-break
Cathay passengers lucky they had seat belts on when toilet door fell: experts
Passengers fortunate not to have been hit by toilet door as they were wearing seat belts when fixture fell during take-off, they say.